CVE-2026-34621
Adobe Acrobat and Reader Prototype Pollution Vulnerability
Summary
Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution.
Affected software
Vendor: Adobe · Product: Acrobat and Reader
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Adobe
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2024-34102 | Adobe Commerce and Magento Open Source Improper Restriction of XML External Enti | 100.0% | Yes |
| CVE-2023-29300 | Adobe ColdFusion Deserialization of Untrusted Data Vulnerability | 100.0% | Yes |
| CVE-2018-15961 | Adobe ColdFusion Unrestricted File Upload Vulnerability | 100.0% | Yes |
| CVE-2014-0497 | Adobe Flash Player Integer Underflow Vulnerablity | 99.9% | Yes |
| CVE-2015-3113 | Adobe Flash Player Heap-Based Buffer Overflow Vulnerability | 99.8% | Yes |
| CVE-2008-2992 | Adobe Reader and Acrobat Input Validation Vulnerability | 99.8% | Yes |
| CVE-2023-29298 | Adobe ColdFusion Improper Access Control Vulnerability | 99.8% | Yes |
| CVE-2023-38205 | Adobe ColdFusion Improper Access Control Vulnerability | 99.8% | Yes |
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